Best Booking Appointments Invoice Apps

231+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated June 2026

Whether you're new to booking appointments invoice or looking for an upgrade, our curated collection of 231+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Booking Appointments Invoice

Booksy Biz: For Businesses#1

Booksy Biz: For Businesses by Booksy International sp. z o.o.

Business management on the go
Editor's Choice
💼 Business
4.2😐(211 ratings)
FreeAdsIn-App Purchases
#19in Business
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Manage your business on the go with scheduling, client management, checkout, and marketing tools all in one place. Access advanced features like Shifts, Inventory, Reporting, and Packages with Booksy Biz Pro for full business optimization.

What We Love

  • 💯 Great app
  • 🚀 Easy to use
  • 👍 User-friendly
  • 🔥 Excellent for barbers

Room to Improve

  • 🐛 Glitches and bugs
  • 🕰️ Slow payouts
  • 💲 Expensive subscription
Square Invoices: Invoice Maker#2

Square Invoices: Invoice Maker by Block, Inc.

Invoicing, Estimates, Bills
Strong Contender
💼 Business
4.8😐(92K ratings)
FreeAdsIn-App Purchases
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Create professional invoices and estimates, and easily manage bills with our secure and efficient payment system. Streamline your business operations with our essential invoicing solution. Start invoicing today!

What We Love

  • 🚀 Easy to use
  • 🚀 Convenient for small businesses
  • 🚀 Great for invoicing and payments
  • 🚀 Seamless integration with other Square products

Room to Improve

  • 🐛 Buggy and unreliable
  • 🔒 Concerns about account deactivation and fund holds
  • 💰 High processing fees
Fresha for customers#3

Fresha for customers by Fresha.com Holding Inc.

Book your appointments
Worth Considering
🌟 Lifestyle
4.9😐(52K ratings)
Free
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Discover a convenient way to book beauty, hair, and wellness appointments with Fresha. Manage your bookings hassle-free by downloading the app today.

What We Love

  • 👍 Convenient and easy to use
  • 🚀 Smooth and easy process
  • 💯 Professional and friendly service
  • 🚀 Easy access and navigation

Room to Improve

  • 🐛 App not working after updates
  • 🐛 Unable to reschedule or cancel appointments
  • 🐛 Unexpected errors and login issues

More Booking Appointments Invoice apps to explore

4
Invoice & Estimate Maker
Invoice & Estimate Maker
Invoice & Estimate Maker
Create Professional Invoices
Free

InvoiceManager is a streamlined application that helps you effortlessly create, organize, and track all your invoices in one place. Simplify your invoicing process and stay on top of your finances with ease. Sign up now to manage your invoices efficiently.

💼 Business
(11K)
5
Appointment Scheduler: Billdu
Appointment Scheduler: Billdu
Appointment Scheduler: Billdu
Booking, Scheduling, Payments
Free

An all-in-one Appointment Scheduler offering booking, scheduling, and payment functionalities for businesses. Enjoy online booking, automated reminders, secure payment processing, and team management. Experience seamless client transactions and reduce no-shows. Accessible on iPhone, iPad, and desktop. Optimize your business operations with Billdu Appointments - act now!

💼 Business
(208)
6
DaySmart Appointments
DaySmart Appointments
DaySmart Appointments
Formerly AppointmentPlus
Free

Manage your business appointments on the go with an intuitive scheduling app. Features include appointment creation, customer management, location mapping, and more. Perfect for businesses of all sizes.

📊 Productivity
(319)
7
Bookedin for Business
Bookedin for Business
Bookedin for Business
Easy online booking system
Free

Bookedin is an appointment booking system that acts as a personal secretary for managing bookings. With easy setup and powerful scheduling features, it helps streamline appointment management, save time, and impress clients. Sign up now to take your business to the next level!

💼 Business
(493)
8
Invoice Maker App -InvoiceBase
Invoice Maker App -InvoiceBase
Invoice Maker App -InvoiceBase
Make Invoice & Estimate Easily
Free

Simplify and streamline your invoicing process with our professional invoice-making app. Save time with easy estimates, invoices, expenses, and purchase orders. Start sending business billings on-the-go today!

💼 Business
(2.1K)
9
Invoice Zip - Invoice Maker
Invoice Zip - Invoice Maker
Invoice Zip - Invoice Maker
Estimates & Invoices Creator
Free

An efficient invoicing application for businesses, contractors, and freelancers, allowing easy creation, customization, and management of invoices and estimates on-the-go. With customizable templates, detailed tracking, and reporting features, it streamlines the invoicing process, saving time and providing a professional touch. Experience the convenience of digital invoicing with Tiny Invoice!

💼 Business
(7)
10
Invoice Generator - Zoho
Invoice Generator - Zoho
Invoice Generator - Zoho
Simple & Professional Invoices
Free

Generate professional invoices easily with this intuitive application. Streamline your billing process and create customized invoices with just a few clicks. Try it now for efficient invoice management.

💼 Business
(16K)
11
Invoice Maker Tofu & Estimates
Invoice Maker Tofu & Estimates
Invoice Maker Tofu & Estimates
Simple Invoices Generator Tofu
Free

Effortlessly create and send invoices, manage payments, and maintain a professional image with this app. Keep track of finances, store client information, and generate reports easily. Start your trial with no limits and experience simplified financial management today!

💼 Business
(52)
12
Appointment Booking System
Appointment Booking System
Appointment Booking System
by Gunia UG (haftungsbeschrankt)
Free

This application allows users to quickly set up an online booking system, enabling customers to view available appointment slots and book them, with automatic notifications sent to the user. The app offers a free plan for limited bookings and a monthly subscription for unlimited bookings, with options to manage and cancel subscriptions as needed.

💼 Business
(21)
13
Invoice Manager
Invoice Manager
Invoice Manager
AI Powered App For Businesses
$29.99

This app is a comprehensive invoice management tool with features like creating unlimited professional invoices, estimates, purchase orders, and more with various templates. It also includes tools for time tracking, expense tracking, inventory management, and currency conversion, all in one secure app.

💼 Business
(0)
14
SetTime Appointment Scheduler
SetTime Appointment Scheduler
SetTime Appointment Scheduler
Calendar & Booking planner
Free

Introducing a multifunctional appointment scheduling software to manage bookings efficiently. Request and confirm appointments 24/7, stay organized with a free online booking calendar, and easily set, confirm, cancel, or reschedule appointments with just a few clicks.

💼 Business
(85)
15
Invoice Maker Manager On Fly
Invoice Maker Manager On Fly
Invoice Maker Manager On Fly
Invoice Maker Contractor Wage
Free

Create professional invoices and estimates with ease using this free app. Customize templates, manage multiple businesses, and effortlessly send invoices to customers. Streamline your billing process today!

💼 Business
(171)
16
Invoice Maker・Billing App
Invoice Maker・Billing App
Invoice Maker・Billing App
Convert estimates into invoicе
Free

Create and share professional invoices and estimates quickly with the Invoice Maker app. Stay organized, get paid faster, and impress clients with customized branding. Start saving time and focus on what really matters now.

💼 Business
(7.2K)
17
Keepon - Bookings & Payments
Keepon - Bookings & Payments
Keepon - Bookings & Payments
#1 Appointment Booking System
Free

This application helps manage business administration tasks, including online bookings, payments, finance, and client relationships, providing a comprehensive tool to save time and grow a business. With features like custom branding, payment plans, and finance management, it offers a secure and reliable solution, and is available with a free 14-day trial and flexible subscription options.

💼 Business
(27)
18
Ovatu
Ovatu
Ovatu
#1 Booking App
Free

This booking software tool provides appointment-based businesses with next-generation scheduling features, including online booking, reminders, and payment processing, to manage the full customer lifecycle. Try a 30-day free trial to access a suite of intuitive and affordable tools designed to drive business growth.

💼 Business
(4)
19
Invoo: AI Estimates & Invoices
Invoo: AI Estimates & Invoices
Invoo: AI Estimates & Invoices
Mobile invoicing made easy
Free
📊 Productivity
(245)
20
Invoice Maker by SPK
Invoice Maker by SPK
Invoice Maker by SPK
Estimate Invoice Maker
Free

Create professional invoices easily with Invoice Maker+, the efficient invoice creation app. Customize your invoices, track payments, and manage your finances seamlessly. Try it now and streamline your invoicing process.

💼 Business
(873)